.course-d1 {
    /*border-radius: 12px;*/
    display: flex;
    flex-direction: column;
    width: 1200px;
    height: 390px;
    margin:15px auto 0 auto;
}

.course-tabs {
    width: 825px;
    padding: 30px;
    background-color: white;
    border-radius: 12px;
}

.course-p{
    font-size: 18px;
    font-weight: bold;
}